CVE-2021-30997
7.5 · HIGHOverview
CVE-2021-30997 is a high-severity vulnerability affecting apple ipados. It was published on August 24, 2021 and has a CVSS 3.1 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
A S/MIME issue existed in the handling of encrypted email. This issue was addressed by not automatically loading some MIME parts. This issue is fixed in iOS 15.2 and iPadOS 15.2. An attacker may be able to recover plaintext contents of an S/MIME-encrypted e-mail.
Remediation
Check the references section for vendor advisories and patches from apple. Update ipados to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| apple | ipados | >= 0, < 15.2 | Affected |
| apple | iphone_os | >= 0, < 15.2 | Affected |
Frequently Asked Questions
What is CVE-2021-30997?
CVE-2021-30997 is a high-severity vulnerability affecting apple ipados. It was published on August 24, 2021 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2021-30997?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2021-30997?
Check the references section for vendor advisories and patches from apple. Update ipados to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2021-30997?
CyberStrike's AI-powered security agents can automatically detect CVE-2021-30997 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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Browser-based exploitation validates findings with real proof-of-concept.
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